SB2021061522 - Multiple vulnerabilities in Intel Thunderbolt Controllers



SB2021061522 - Multiple vulnerabilities in Intel Thunderbolt Controllers

Published: June 15, 2021

Security Bulletin ID SB2021061522
Severity
Low
Patch available
YES
Number of vulnerabilities 9
Exploitation vector Local access
Highest impact Denial of service

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 9 secuirty vulnerabilities.


1) Input validation error (CVE-ID: CVE-2020-12293)

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to improper control of a resource. A local user can pass specially crafted input to the application and perform a denial of service (DoS) attack.


2) Input validation error (CVE-ID: CVE-2020-12294)

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient control flow management. A local user can pass specially crafted input to the application and perform a denial of service (DoS) attack.


3) Input validation error (CVE-ID: CVE-2020-12295)

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to improper input validation. A local user can pass specially crafted input to the application and perform a denial of service (DoS) attack.


4) Resource exhaustion (CVE-ID: CVE-2020-12296)

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources. A local user can trigger resource exhaustion and perform a denial of service (DoS) attack.


5) Resource exhaustion (CVE-ID: CVE-2020-12291)

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources. A local user can trigger resource exhaustion and perform a denial of service (DoS) attack.


6) Resource exhaustion (CVE-ID: CVE-2020-12292)

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to improper conditions check. A local user can pass specially crafted input to the application and perform a denial of service (DoS) attack.


7) Improper access control (CVE-ID: CVE-2020-12290)

The vulnerability allows a local user to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions. A local user can bypass implemented security restrictions and perform a denial of service (DoS) attack.


8) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2020-12288)

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to protection mechanism failure. A local user can cause a denial of service condition on the target system.


9) Buffer overflow (CVE-ID: CVE-2020-12289)

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error. A local user can trigger memory corruption and cause a denial of service condition on the target system.



Remediation

Install update from vendor's website.